From patchwork Sun Oct 8 14:02:38 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Adam Ford X-Patchwork-Id: 13412733 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 35B45E95A82 for ; Sun, 8 Oct 2023 14:03:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Oiw8I/fqDLO//LjBYgB1e2uX///QSzIliKHOVZ0rk8Y=; b=vfKsgTtgJWN7Zr MrJHGW84SvhZOm15UCl+AAotZZm5KyIPQEvcsmeIeN1T2vE9o7P9R8UuA5mgTsClDymaPlYLZR0A3 36C44UVfuZkBOkGQHNnI9+xKfD67UNmLA8HVqngEYhWVKaUZnBknJFaLIkCU3g818LRSepc4UmyTJ 2DPThWSxkLMeNPob0rZ7Dpnl1jtmx2qN1zkkSlGaW6oMCJ0U3gHGaPoQT3eBm/X2XkT851B/w97og oQxGnZj3bdJ+KufXp2zzv96HnmPJxHgn8PMoHJiL3/5IKs6O82Tco+HUdyO+a7SdDJwVaKLMTKBTX gF5Xbz1QSaG2f/6B3h1w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qpUN4-008vUT-34; Sun, 08 Oct 2023 14:03:02 +0000 Received: from mail-il1-x134.google.com ([2607:f8b0:4864:20::134]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qpUMy-008vRr-1n for linux-arm-kernel@lists.infradead.org; Sun, 08 Oct 2023 14:02:58 +0000 Received: by mail-il1-x134.google.com with SMTP id e9e14a558f8ab-3515aad4a87so15692265ab.3 for ; Sun, 08 Oct 2023 07:02:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1696773775; x=1697378575; darn=lists.infradead.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=xeyjdW8u16yegotDnSCZCKulMzcwtuKO9IQY/3/chxk=; b=TwSSONeVd2l5KjHDWNCpxWVpwMU5mLygM5fgFMaYrBxuZzJWzPJnDD3jNSGbG7GTb9 h1QAwMwpBu7YQ3coJSrz8mZdq8YXuHOhpC2AP0lh0y3nJZudWMPElpbYJia5tMd9Ah4N 4bytBeccontNLgECF0k0/bP0QND6wlX3sqCpkf/IW7mwMu1oeVlD2BQxOjO+jRHJ3khE SnxCeSTYcIzMqske0ejx4N8iSsxulUfUr2nn0WzGIjv232kE98QlRWkIeij0MJ2upYj2 4EMfVCQll0d4Iwr9E9h19NpJKWxsv9HNu6qSxChjhdmpAUNt+04z5HH/HNVu6fwx/kOB Cksg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1696773775; x=1697378575; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=xeyjdW8u16yegotDnSCZCKulMzcwtuKO9IQY/3/chxk=; b=nKLZONx9/iUbu/U+nBd1HH2cOSJB+d6uWGnJFiFVZCfwG09gIb08lOD7ySqG9OEOUG pVY6Xhkea6tcor+Gu+xlO9FrEkk1cv7ugna5/EEw0mhMQCnQsH4N+JZ6ssjOzI+x18tB hA5vQ/0Q2qUEBf5aUv4jk5IEjLKaEpnWp20xh2LbDGIn9+sFb4hJ/XNP4z/GhfBja1Bq sCKEWBW6s1Gkl2Kbg7bxqtrZZaGE6FFWNUms77AUYHHgeunK581+3zBxqGtvG7bHV2Gt kl6ziM2QE1Xc46Y1xUAbhnHPU9VBy6maa8bVkwm0B9OZ1tVs9i1IpTXGX56k2TC2dU1h /WLQ== X-Gm-Message-State: AOJu0YyV3RlNLJ+agoRZ4cdY08/9PVgJitNSGon/+FWssX4pKP2Pqgim ZAcFJ8g1GVSV+d436NRUPNLTk0mwPJg= X-Google-Smtp-Source: AGHT+IGplamwSERc2ILth4+Q1zSQcJ80lOf9usqGVtmWE5J0YzDjORtyRMadvGb1VIqozKA934WDPQ== X-Received: by 2002:a05:6e02:c62:b0:351:e6e:7723 with SMTP id f2-20020a056e020c6200b003510e6e7723mr12047296ilj.25.1696773775435; Sun, 08 Oct 2023 07:02:55 -0700 (PDT) Received: from aford-System-Version.lan ([2601:447:d002:5be:a2fe:632a:2360:50d3]) by smtp.gmail.com with ESMTPSA id 2-20020a921302000000b0035134f1a240sm2272901ilt.86.2023.10.08.07.02.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 08 Oct 2023 07:02:55 -0700 (PDT) From: Adam Ford To: linux-arm-kernel@lists.infradead.org Cc: aford@beaconembedded.com, Adam Ford , Fabio Estevam , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , NXP Linux Team , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH V3 4/4] arm64: dts: imx8mp-beacon: Add DMIC support Date: Sun, 8 Oct 2023 09:02:38 -0500 Message-Id: <20231008140239.6601-4-aford173@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20231008140239.6601-1-aford173@gmail.com> References: <20231008140239.6601-1-aford173@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231008_070256_595485_25784936 X-CRM114-Status: GOOD ( 10.68 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The baseboard has a connector for a pulse density microphone. This is connected via the micfil interface and uses the DMIC audio codec with the simple-audio-card. Signed-off-by: Adam Ford Reviewed-by: Fabio Estevam --- V3: No Change V2: No Change diff --git a/arch/arm64/boot/dts/freescale/imx8mp-beacon-kit.dts b/arch/arm64/boot/dts/freescale/imx8mp-beacon-kit.dts index acd265d8b58e..ee64c6ffb551 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-beacon-kit.dts +++ b/arch/arm64/boot/dts/freescale/imx8mp-beacon-kit.dts @@ -49,6 +49,12 @@ ss_ep: endpoint { }; }; + dmic_codec: dmic-codec { + compatible = "dmic-codec"; + num-channels = <1>; + #sound-dai-cells = <0>; + }; + gpio-keys { compatible = "gpio-keys"; autorepeat; @@ -147,6 +153,22 @@ reg_usb1_host_vbus: regulator-usb1-vbus { enable-active-high; }; + sound-dmic { + compatible = "simple-audio-card"; + simple-audio-card,name = "sound-pdm"; + simple-audio-card,format = "i2s"; + simple-audio-card,bitclock-master = <&dailink_master>; + simple-audio-card,frame-master = <&dailink_master>; + + dailink_master: simple-audio-card,cpu { + sound-dai = <&micfil>; + }; + + simple-audio-card,codec { + sound-dai = <&dmic_codec>; + }; + }; + sound-wm8962 { compatible = "simple-audio-card"; simple-audio-card,name = "wm8962"; @@ -174,6 +196,11 @@ simple-audio-card,codec { }; }; +&audio_blk_ctrl { + assigned-clocks = <&clk IMX8MP_AUDIO_PLL1>, <&clk IMX8MP_AUDIO_PLL2>; + assigned-clock-rates = <393216000>, <135475200>; +}; + &ecspi2 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_ecspi2>; @@ -364,6 +391,15 @@ hd3ss3220_out_ep: endpoint { }; }; +&micfil { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pdm>; + assigned-clocks = <&clk IMX8MP_CLK_PDM>; + assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL1_OUT>; + assigned-clock-rates = <49152000>; + status = "okay"; +}; + &pcie { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_pcie>; @@ -545,6 +581,13 @@ MX8MP_IOMUXC_SAI2_RXFS__GPIO4_IO21 0x10 /* PCIe_nRST */ >; }; + pinctrl_pdm: pdmgrp { + fsl,pins = < + MX8MP_IOMUXC_SAI5_RXC__AUDIOMIX_PDM_CLK 0xd6 + MX8MP_IOMUXC_SAI5_RXD0__AUDIOMIX_PDM_BIT_STREAM00 0xd6 + >; + }; + pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp { fsl,pins = < MX8MP_IOMUXC_SD2_RESET_B__GPIO2_IO19 0x40